1985

8.1

1996

6.0

2007

7.5

2002

6.1

1989

7.0

2002

6.5

2024

8.5

2014

9.3

1990

7.1

2012

7.9

2023

6.0

2025

0.0

1991

7.7

1995

6.1

1997

6.0